.main img{
    width: 100%;
}

.modal{
    position: fixed;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    background: rgba(0, 0, 0, .5);
}

.modal .container{
    width: 404px;
    height: 200px;
    background: #fff;
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
    box-sizing: border-box;
    padding: 1em;
    border-radius: 10px;
}

.modal .container .tip{
    position: relative;
    top: 15px;
    font-size: 2em;
    text-align: center;
}

.modal .container .button1{
    font-size: 1.5em;
    position: absolute;
    bottom: 40px;
    left: 60px;
    padding: 5px 10px;
    border: 2px solid #000;
    background: rgba(100, 100, 100, 0.5);
    border-radius: 10px;
}

.modal .container .button2{
    font-size: 1.5em;
    position: absolute;
    bottom: 40px;
    right: 60px;
    padding: 5px 10px;
    border: 2px solid #000;
    background: rgba(100, 100, 100, 0.5);
    border-radius: 10px;
}

.modal .container .close{
    width: 30px;
    height: 30px;
    line-height: 30px;
    background: #ccc;
    color: #000;
    border-radius: 50%;
    text-align: center;
    font-size: 20px;
    position: absolute;
    top: -10px;
    right: -10px;
}



